're not getting what they need to provide people with the best care. derrick ward joins us from the hospital with more on the dispute and how patients feel about it. hi, derrick. >> reporter: hey. well, you know, the nurses and their union, well, they say that the nurses are over working and could soon be underpaid unless changes are made. the hospital says they just want to bring these nurses on par with their counterparts at other hospitals. and both sides say have the patients' best interests at heart. the impasse is over how best to serve those best interests, and this is the result, a picket line. ♪ >> reporter: outside the grounds of the washington hospital center, about 1,500 striking nurses walked the picket line. at issue, wages, benefits and staffing. >> they're fighting for something good. and everybody knows there's a nursing shortage. >> we have nurses from california, maine, florida, texas, nevada, minnesota, michigan, and they're all d.c. nurses today. >> reporter: while union nurses kept up the presence outside, hospital officials sought to keep things as business as usual